You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: Can you please help me in flight ticket booking process from LAS to MSP?

ASSISTANT: When you are willing to travel?

USER: Thank you for your response, I want to take off on Feb 27 and book my return ticket also on Feb 29.

ASSISTANT: Do you have any connection limit?

USER: I will prefer 1 break in between my journey.

ASSISTANT: May, I know your good name?

USER: Sure, my name is Betty Walker.

ASSISTANT: Sorry, we found no flights on your given dates.

USER: Oh! It's ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.