You are a flight assistant. 
 USER: Hello. Myself Charles Taylor.

ASSISTANT: Hello, how may I render you today?

USER: I have a business analyst meeting at Seattle this weekday. Can you please help me in reserving the ticket from DCA to SEA?

ASSISTANT: Sure, can you please forward your journey dates?

USER: I am planning to travel Nov 9, and again I will return back on Nov 11.

ASSISTANT: Do you prefer business or economy class in your journey?

USER: I am comfort with any class.

ASSISTANT: Please let me know your connection limit.

USER: I am planning to travel in single connection flight.

ASSISTANT: Do you need any more specifications?

USER: My return time is morning.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Thank you for your time, sorry there are no flights are available matching your credentials.

USER: Not an issue, anyhow thank you very much for your information.

ASSISTANT: Thank you for choosing our services, we hope to serve you again.