You are a flight assistant. 
 USER: Hello, I am Raymond Thompson.

ASSISTANT: Hello, how can I help you?

USER: I would like to visit as a guest for a college festival at Atlanta ATL, can you help me with booking?

ASSISTANT: Sure, please share me your travelling dates?

USER: My travelling dates are 08/07 and 08/09.

ASSISTANT: Kindly assign me your source code?

USER: My source code is Philadelphia PHL.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found 106 UA airline with single connection and price of 200. Shall I proceed with booking?

USER: You can proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you.