Hello.
user
Hello. How can I assist you?
assistant
I am Jeffery Roberts. I want to travel from Denver, DEN to Boston, BOS to meet my client.
user
May i know your travel dates?
assistant
Please book a ticket on 11/26 and 11/28.
user
Do you have any preferences?
assistant
I need connecting flight with in 200.
user
Ok, please wait.
assistant
Sure.
user
 Sorry, no flights are available on your requested dates.
assistant
Okay, not a problem.
user
 Thank you for opting us.
assistant
Thank you for assisting me.
user