Discussing Your Plans in Tokyo

Transforming verbs from Polite form to Desire form:

• Step 1: Have the verb in its ます [masu] form. します [shimasu] I do it.
• Step 2: Change ます [masu] to たいです [tai desu].
• します [shimasu] I do it. → したいです [shitai desu] I want to do it.

日本に行きたいです [nihon ni ikitai desu]
I want to go to Japan.

• 行きます [ikimasu] "I go."
• 行きたいです [ikitai desu] "I want to go."

ケーキを食べたいです [kēki o tabetai desu]
I want to eat cake.

• 食べます [tabemasu] "I eat it."
• 食べたいです [tabetai desu] "I want to eat it."

• A: どこに行きたいですか
  Where would you like to go?
• B: 東京に行きたいです [tōkyō ni ikitai desu]
  I want to go to Tokyo.
• A: 東京で何をしたいですか
  What would you like to do in Tokyo?
• B: 寿司を食べたいです [sushi o tabetai desu]
  I want to eat sushi.