You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I am Sarah Collins. I want to book a ticket from DCA to LGA to attend seminar, can you help me in booking?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: I am departing on Sep 21 and return on Sep 23.

ASSISTANT: Do you have any connection limit?

USER: I want a flight with connection limit 1.

ASSISTANT: May I know your preferable airlines?

USER: I am ok with any airline.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Here is a flight with 1 stop and price is 100 in economy class, can I proceed with it?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been booked with 1001 flight.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.