You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: Can you please help me in reserving the ticket from MSP to SFO?

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

USER: I am planning my trip on Oct 29 and again I will return back on Oct 31.

ASSISTANT: Can I know your name please?

USER: Myself Andrew Phillips.

ASSISTANT: Do you need any connection limit?

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

ASSISTANT: Can I know your other preferences?

USER: No, I don't have any other specifications regarding my journey.

ASSISTANT: Sorry, there are no flights found in our database.

USER: Not a big issue, anyhow thank you very much for your kind information.

ASSISTANT: Thank you for reaching us.