You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I need to book a flight ticket from DTW to SEA to enjoy fun filled vacations.

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: Sure, my travelling dates are Jul 19 and Jul 21.

ASSISTANT: Do you have any connection limit?

USER:  I prefer maximum 1 connection in between journey.

ASSISTANT: May I know your airline preference?

USER: I am comfortable with any airline.

ASSISTANT: May I know your departure and arrival time?

USER: I am comfortable with any time.

ASSISTANT: Do you have class preference?

USER: No.

ASSISTANT: Ok, please mention your name to proceed further.

USER: Sure, Mary Martinez here.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: UA airlines is having a connecting flight with a ticket fare 100, which departs at 7:00 and returns at 13:00. Shall I proceed with booking?

USER: Yes, you can.

ASSISTANT: Your ticket has been reserved with the flight-1010 in economy class.

USER: Thank you for your kind service.

ASSISTANT: Welcome, have a safe trip.