Hello.
user
Hello, how can I help you?
assistant
 I am Dennis Nelson. Can you book a ticket from TX-DFW to TX-IAH.
user
Sure, we are here to help you. Can you share me your travelling dates?
assistant
 My travelling dates are 09/03 and 09/05.
user
Ok, wait for some time.
assistant
 Ok.
user
We found UA airline with connecting flight and number 1021 fare of 300. Shall I proceed for booking?
assistant
Ok, you can proceed further.
user
Your ticket has been confirmed.
assistant
 Thank you for booking.
user
Thanks for choosing us.
assistant