You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jerry Martin.

ASSISTANT: How can I aid you today?

USER: I would like to visit the Phoenix Zoo at Phoenix, so please help me in booking a connecting flight.

ASSISTANT: Sure, I am here to help you. May I know when you are willing to travel?

USER: I want to fly on 05/18 and return on 05/20.

ASSISTANT: Could you please help me with your airport codes?

USER: My source is Chicago, IL - ORD and destination code is AZ - PHX.

ASSISTANT: Please hold on.

USER: Sure.

ASSISTANT: There is a Southwest 1011 airline with fare of 100 which matches your travelling dates. Shall I proceed with booking?

USER: You can proceed to booking.

ASSISTANT: Your booking has been confirmed on name of Jerry Martin.

USER: Thank you.

ASSISTANT: Thank you for approaching us.