You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Can you please help me in booking the ticket from PHX to IAH?

ASSISTANT: Sure, help me with your trip dates.

USER: Sure, my journey dates are 10/27 and 10/29.

ASSISTANT: May I know your name?

USER: My name is Gregory Adams.

ASSISTANT: There is a connecting flight with number 1004 in airline Spirit. Can I book it?

USER: Ys, you can book it.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for opting us.