Hello.
user
Hello. How can I help you?
assistant
I want to fly to New York with the direct flight to visit Independence Hall, can you help me in booking?
user
Sure, please provide your travel dates.
assistant
I am planning to travel on July 13 to July 15.
user
May I know your  airport codes?
assistant
My boarding and landing airport codes are OAK and JFK.
user
Do you have any preferences?
assistant
I prefer economy class ticket.
user
Do you have any other preferences?
assistant
No.
user
May I know your name?
assistant
I am William Campbell.
user
Sorry, I did not find any flights for you.
assistant
No issues. Thank you for your help.
user
Thank you for reaching us.
assistant