You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you?

USER: I would like to travel from OAK to SEA, can you please help me in flight booking?

ASSISTANT: Sure, may I know your connection limit please?

USER: I want a flight with one connection.

ASSISTANT: May I know your name please?

USER: My name is Jerry Edwards.

ASSISTANT: Tell me your travel dates please?

USER: My departure day is Mar 28, return day is Mar 30.

ASSISTANT: Do you have any other preferences?

USER: I want economy class flight ticket.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for your time. Sorry to say that presently flights are not available with your flight details.

USER: Not an issue, thank you.

ASSISTANT: Thank you.