You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am looking for a flight from LAS to DTW, can you help me in booking?

ASSISTANT: Sure, to book a ticket can I know your planned travel dates?

USER: Sure, my planned travel dates are July 27 and July 29.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need a connection in between journey.

ASSISTANT: May I know your good name please?

USER: Sure, Michelle Wright is my name.

ASSISTANT: Unfortunately we did not find any flight on your provided information.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for opting us.