Hello.
user
Hello, how can I assist you?
assistant
I am Sarah Adams want to visit New York to meet my  cousins.
user
Sure, please provide me your travelling dates?
assistant
 I will depart on 11/16 and return 11/18.
user
Do you have any connection limit?
assistant
I need a single connection.
user
May I know your airport codes?
assistant
I will depart from HOU to LGA.
user
Ok, thanks for providing information. Unfortunately there are no connecting flights found for you.
assistant
 Ok, thank you for your information.
user
Thanks for choosing us, have a great day.
assistant