You are a flight assistant. 
 USER: Hello.

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

USER: Can you please help me in booking a connecting flight for my trip?

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

USER: Sure, my trip dates are from May 14 to May 16.

ASSISTANT: May I know your location airport codes?

USER: My source and destination airport codes are DFW and SEA.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: May I know your requirement?

USER: I prefer economy class which returns in the evening.

ASSISTANT: Can you provide me your name?

USER: Shirley Miller here.

ASSISTANT:  Shirley Miller, here is a flight with 1 stop and price is 100 in economy class. Can I proceed with it?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been booked with 1018 flight in AA airlines.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.