You are a flight assistant. 
 USER: Hello, I am Stephanie Carter.

ASSISTANT: Hello. How can I help you out?

USER: Please book me a flight with price under 500.

ASSISTANT: Sure. May I have your airport codes please?

USER: I need to go for shopping at IAH from HOU.

ASSISTANT: Help me with your starting date of journey.

USER: I would start on 09/09 and return on 09/11.

ASSISTANT: Is there any connection limit?

USER: Yes, I need a break.

ASSISTANT: Thanks for being patience. Having a Delta airline of price 100 in 1001 flight with 1 connection which matches with your requirements.

USER: Ok, please book it.

ASSISTANT: Making the reservation of  your ticket with this flight has been done.

USER: Thanks for your support.

ASSISTANT: Thank you for reaching us. Have a good day.