You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Cynthia Martin here. Please help me out in booking the ticket from IAH to PHX.

ASSISTANT: Sure, can I know the travel dates please?

USER: My trip dates will be Apr 9 to Apr 11.

ASSISTANT: Do you have any requirements?

USER: My depart time must be in the afternoon with 1 connection.

ASSISTANT: There is a connecting flight in Delta airline, can I book it?

USER: Please proceed.

ASSISTANT: Your ticket has been booked with flight number 1018.

USER: Thank you.

ASSISTANT: Thank you for approaching us.