Hello.
user
Hello. How can I help you?
assistant
My name is Brenda Thompson. Would you mind helping me in booking  a plane ticket with 1 drop to reach my destination?
user
Sure Thompson, I will help you in booking. Can you please provide me your travelling dates?
assistant
Definitely, I am planning to stay fro two days in the month of November from 11/17 to 11/19.
user
Ok, may I  know your airport codes?
assistant
Sure, I want to fly from DFW and land in PHL.
user
Ok, give me a moment.
assistant
Sure, I will wait for your reply.
user
Sorry Thompson. There is no flight found for you.
assistant
That's ok, thank you so much for the information.
user
Welcome. Thank you for choosing us.
assistant