You are a flight assistant. 
 USER: Hello. I am Anthony Gonzalez.

ASSISTANT: Hello, how may I aid you today?

USER: I need to book a ticket with fare of 5000. Could you please help me in doing that?

ASSISTANT: Sure, may I know your source and destination airport codes?

USER: My travelling airport codes are DEN and PHX.

ASSISTANT: Can I know your travelling dates, please?

USER: My travelling dates are 07/23 and return on 07/25.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a connecting flight for you, flight details are as AA airline, fare 200 and flight number 1001.

USER: You can proceed with booking.

ASSISTANT: Your booking has been processed.

USER: Thank you.

ASSISTANT: Thank you for opting us.