You are a flight assistant. 
 USER: Hello, I am Gary Walker.

ASSISTANT: Hello, how can I assist you?

USER: I need to fly Houston for my college meeting, could you please help me in booking from IAD to HOU?

ASSISTANT: Sure, when are you planning to travel?

USER: My journey is from 10/01 to 10/03.

ASSISTANT: Let me know your specifications?

USER: I need a connecting light.

ASSISTANT: Spirit airlines with single connection and price is 100 of 1004 flight.

USER: Ok, go ahead.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.