You are a flight assistant. 
 USER: Hello, I am Scott Green.

ASSISTANT: Hello, how can I serve you today?

USER: I would like to book a flight ticket to San Francisco to visit Palace of Fine Arts. Could you help me in booking within 500?

ASSISTANT: Sure, when are you planning to move?

USER: I would like to fly from 12/02 to 12/04.

ASSISTANT: Please share your airport codes.

USER: My journey is from LGA to SFO.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Frontier airlines with single connection and price is 100 of 1009 flight. Shall I proceed?

USER: Ok, go with my booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thank you.