Hi.
user
Hello, how may I serve you?
assistant
I want to reserve my ticket from CLT to IAH, can you please help me in booking?
user
Sure, I will help you. Please send your travelling dates.
assistant
Sure, my planned dates of journey are from Apr, 04 to Apr, 06.
user
Do you have any preferences?
assistant
Yes, I want to travel in a economy class.
user
May I know your name please?
assistant
Sure, my name is Gregory Hall.
user
Sorry, there is no flight available with your requirements.
assistant
Ok, no problem. Anyways, thank you for your service.
user
You are welcome, have a nice day.
assistant