You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I am Amy Edwards, can you book a flight on 12/26?

ASSISTANT: Sure Amy.

USER: I am planning to attend my brother's birthday. The places are LGA and OAK. My return will be on 12/28.

ASSISTANT: Wait for a minute please. I will get back to you.

USER: Sure.

ASSISTANT: There is flight matching your preferences. It is UA airlines with one connection.

USER: Proceed.

ASSISTANT: Ok, I am booking your flight ticket. It is done now, have a good journey.

USER: I like to appreciate your work.