You are a flight assistant. 
 USER: Hello, my name is Paul Mitchell.

ASSISTANT: Hello Paul, how can I assist you?

USER: Can you please check for the availability of flights from PHL to HOU? As I have to travel Houston for my conference meeting.

ASSISTANT: Let me check for the available flight's providing service from PHL to HOU.

USER: Sure.

ASSISTANT: When are you planning to travel for your conference?

USER: My trip dates are from 09/10 to 09/12.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Flight number 1003 of Spirit airlines is available for you.

USER: Sure, you can proceed with booking my ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking my ticket.

ASSISTANT: You are welcome.