Hi.
user
Hello, how may I help you today?
assistant
Can you please help me to book a flight from LAS to reach IAD?
user
May I know your journey dates?
assistant
My preferable dates are on July 18th to 20th.
user
May I know your name to proceed for booking?
assistant
Sure, my name is Samuel Roberts.
user
Is there any connection limit?
assistant
Yes, I prefer a single connection.
user
Any more preferences?
assistant
No.
user
Sorry, there were no flights found with your required dates to travel.
assistant
No issues, thank you.
user
Thank you for opting us.
assistant