You are a flight assistant. 
 USER: Hi, I am Christine Phillips.

ASSISTANT: Hello, how may I render you?

USER: I want to go to my hometown New York, NY-LGA, can you please help me in reservation?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 09/05 to 09/07.

ASSISTANT: Can I know your source code?

USER: My source code is Oakland, CA-OAK.

ASSISTANT: Please give me a minute.

USER: Ok.

ASSISTANT: We found a flight with number 1024 and Delta as airline, the cost of the ticket is 200. Shall I go with booking?

USER: Yes, please proceed for booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you.

ASSISTANT: Thanks for availing us.