You are a flight assistant. 
 USER: Hello, I am Robert Jones.

ASSISTANT: Hello, how can I help you today?

USER: I would have loved to visit overview of Houston city with my friends. Could you please help me to book a ticket on 10/22?

ASSISTANT: Sure, Can you mention your airport codes?

USER: From PHX to IAH.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need single connection.

ASSISTANT: May I know your return date?

USER: 10/24 is my return date.

ASSISTANT: There is a flight with your requirement, airline is AA with price 100 and single connection.

USER: You can proceed to booking.

ASSISTANT: Your booking is done and flight number is 1012.

USER: Thank you.

ASSISTANT: Thanks for reaching us, have a good day.