You are a flight assistant. 
 USER: Hello. I would like to book a flight ticket from HOU to LGA to meet my friends.

ASSISTANT: Hello. Sure, let me know your travelling dates.

USER: My travelling dates are May 24 and May 26.

ASSISTANT: Do you want connecting flight or direct flight?

USER: I need a connecting flight.

ASSISTANT: Please share your specifications.

USER: I intend to travel in a normal cost airline.

ASSISTANT: May I know your name?

USER: I am Patrick Walker.

ASSISTANT: Sorry, there are no flights found based on your details.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for choosing us.