You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me in doing a reservation from LGA to HOU?

ASSISTANT: Sure, please provide your itinerary dates.

USER: My trip dates are June 26 to 28.

ASSISTANT: May I know your connection limit?

USER: I prefer direct flight.

ASSISTANT: Do you have any specifications?

USER: No.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: May I know your name?

USER: I am Joshua King.

ASSISTANT: Sorry Joshua King, no direct flight is available on your route.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for choosing us.