You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER:  I have planned for the trip to Orlando MCO to enjoy in the coming holiday, can you book a flight ticket from New York LGA?

ASSISTANT: Sure, when would you like to travel?

USER: Ok, my planned trip dates are on May 27 and return on May 29.

ASSISTANT: May I know your good name please?

USER: Ok, my name is Gary Anderson.

ASSISTANT: Do you have any preferences?

USER: Yes, I want a normal cost flight.

ASSISTANT: Sorry, no flights found in your desired routes.

USER: Ok, not an issue. Anyway, thank you for your valuable information.

ASSISTANT: Thank you for reaching us.