Hi, I am Christopher Campbell.
user
Hello, How can I serve you?
assistant
I am a musician and I need to visit Washington IAD to celebrate music festivals with my friends. Can you make a reservation with fare 1000?
user
Sure, May I know the source code?
assistant
Sure, I am  leaving from New York LGA.
user
Please help me with your travel dates.
assistant
Sure, my arrival and departure dates are 06/10 and 06/08.
user
Please wait a minute.
assistant
Sure.
user
Sorry, No flights found with your preferable dates.
assistant
Ok, no worries at all. Thank you for your support.
user
Thank you for opting us.
assistant