You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please book a flight ticket with the name of Scott Parker to Philadelphia, PHL?

ASSISTANT:   Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My travelling dates are from Apr 11 to Apr 13.

ASSISTANT: May I know your source point?

USER: My source code is MSP.

ASSISTANT: Do you have any preference?

USER: My price limit is 200.

ASSISTANT: We found a connecting flight Southwest with flight number 1009 and fare is 100. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT:  Your booking is confirmed.

USER: Thank you for the help.

ASSISTANT:  Thank you for availing us.