You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Jennifer King.

ASSISTANT: How may I help you out?

USER: I am planning my trip Minneapolis to promote my business. Can you please help me in reserving the ticket from IAD to MSP?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: I am planning my trip on Apr 6, and again I will return back on Apr 8.

ASSISTANT: Do you need any specifications?

USER: I am flexible to return in afternoon.

ASSISTANT: Can I know  your preferences?

USER: I am comfort with single connection.

ASSISTANT: Sorry, there are no flights found.

USER: Not a big deal, anyhow thank you very much for your service.

ASSISTANT: Thank you for reaching us.

USER: You are most welcome.