You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Will you please help me in booking a flight ticket in a normal cost airline?

ASSISTANT: Sure, may I know your connection limit?

USER: I need 1 stop over within my route.

ASSISTANT: When are you going to travel?

USER: I need reach my destination by Nov 29 as I have an interview next day and will come back on Dec 1.

ASSISTANT: May I know your airport codes?

USER: My origin is ORD and destination is CLT.

ASSISTANT: Do you have any other requirements?

USER: I need to return in the morning.

ASSISTANT: May I know your name?

USER: I am Margaret Lopez.

ASSISTANT: Sorry, we could not find any flights on your requirements.

USER: That's alright, thanks for your assistance.

ASSISTANT: Thank you for choosing us.