Hello.
user
Hello, how may I provide assistance to you?
assistant
 I am Christopher Green want to travel to MA-BOS to meet my sister from TX-DFW. Can you book a connecting flight?
user
Sure, we are rapturous to help you. May I know on which dates you are willing to travel?
assistant
 My travel dates are 05/09 and 05/11.
user
Ok, please wait for a while.
assistant
Ok.
user
Thank you for waiting, we are sorry to inform you that, there is no flights with your respective dates of travel.
assistant
Ok, thank you for your help.
user
Thank you for opting us.
assistant