You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I need you to book a flight ticket to Phoenix, AZ - PHX. Can you help me with booking?

ASSISTANT: Sure, may I know your travelling dates?

USER: 05/12 and 05/14 are my travelling dates.

ASSISTANT: May I know your source code?

USER: Chicago, IL - ORD is my source.

ASSISTANT: Could you please mention your price limit?

USER: 500 is my budget.

ASSISTANT: There is a AA 1014 airline which matches your travelling dates. Shall I proceed with booking?

USER: Please proceed for booking.

ASSISTANT: Please  provide your name .

USER: Rachel Jones is my name.

ASSISTANT: Your booking has been confirmed on name of Rachel Jones.

USER: Thanks for booking my ticket.

ASSISTANT: Thank you for approaching us.