You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a flight from New York LGA to Seattle SEA. Can you find a flight ticket for me?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Ok, my planned trip dates are on June 27 and return on June 29.

ASSISTANT: Do you have any limits on number of connections?

USER: I need a single connecting flight.

ASSISTANT: May I your name for the booking process?

USER: Ok, my name is Deborah Scott.

ASSISTANT: Do you have any another specifications on your journey?

USER: Yes, I want to return in the morning time.

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

USER: That's fine, no problem.

ASSISTANT: Welcome, thank you for reaching us.

USER: Thank you for your information.