You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in booking the flight ticket from LGA to HOU?

ASSISTANT: Sure, may I know your name please?

USER: My travel dates are Sept 12 and Sept 14.

ASSISTANT: Ok, please mention your name.

USER: Thomas Parker.

ASSISTANT: May I know your class preference please?

USER: I am comfortable with any class.

ASSISTANT: May I know your connection limit please?

USER: I need a single connection flight.

ASSISTANT: Sorry Parker, there is no flight found as per your travelling details.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us.