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

ASSISTANT: Hello, how can I aid you?

USER: Can you please book a flight ticket under fare of 200?

ASSISTANT: Sure, we are here to help you. Can you please share your journey dates?

USER: I have to meet my family doctor, so I will start my journey on 07/06 and return on 07/08.

ASSISTANT: Please forward your airport codes?

USER: PHX is my boarding airport code and ORD is my destination airport code.

ASSISTANT: Do you need any flag stop in your journey?

USER: I need a connecting flight.

ASSISTANT: Thanks for sharing your information. We found a flight with AA airline and flight number is 1015 matches your requirements.

USER: Please proceed for booking.

ASSISTANT: Your reservation has been confirmed.

USER: Thanks for booking my ticket.

ASSISTANT: Thank you for choosing us.