Hi.
user
Hello, how can I help you?
assistant
I would like to book a ticket from CLT to LAX.
user
May I know your travel dates?
assistant
Departure is by Mar, 18 and return date is Mar, 20.
user
Do you prefer connection limit?
assistant
I would be comfortable with single stop over.
user
Do you have any other specifications?
assistant
I prefer economy class.
user
Sure,  may I know your good name?
assistant
I am Jack Wilson.
user
Sorry, we found no flights on your trip dates.
assistant
Thank you.
user
Thank you for reaching us.
assistant