You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel from HOU to SEA. Can you please help me in this?

ASSISTANT: Sure, may I know your trip dates please?

USER: My trip dates are from 05/08 to 05/10.

ASSISTANT: Do you have any other requireements?

USER: I am looking for a single connecting flight with normal cost airline.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Can I know your name?

USER: Myself Betty Phillips.

ASSISTANT: Sorry, we regret to inform you that there is no flight available as per your request.

USER: That's ok, thank you.

ASSISTANT: Most welcome.