Hello, I am Larry Baker.
Hello, How can I aid you?
I would like to go to Space Needle in Seattle, so could you aid me in booking a flight ticket to Seattle?
Sure, May I know your travelling dates?
Sure, I would like to go on Jan 14th and return back on Jan 16th.
Can you share me your airport codes?
My source and destination airport codes are DEN and SEA respectively.
Do you have any connection limit?
Ensure it is a single connecting flight.
 Do you have any specific depart and arrival time for this trip?
Yes, make sure the depart time should be in the evening.
Is there any other preferences?
No, I don't have any other preferences.
You have a flight 1005 in UA airline and price 300 with a connection, Shall I proceed?
Ok, please proceed for further.
Your ticket has been reserved.
Thank you for booking.
Thank you.