Hi.
user
Hello.
assistant
Myself Timothy Johnson.
user
How may I help you, Johnson?
assistant
 have planned a trip with my ex-colleagues who are staying at Charlotte, can you help me to book a ticket from IAD to CLT. My travelling dates are 02/15 to 02/17.
user
Please wait a minute.
assistant
Ok.
user
There is a flight with Delta airlines available with price 100. Shall I book the ticket?
assistant
You can book it.
user
Your ticket is confirmed with flight-1001.
assistant
Thank you for helping.
user
Thank you for using our services.
assistant