You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you please help me in booking my flight from LGA to reach HOU, as I have a meeting there?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: Sure, my travel dates are Aug 5th and Aug 7th.

ASSISTANT: Do you have any connection limit?

USER: I prefer a single stop over for my journey.

ASSISTANT: May I know your airline preference?

USER: I would prefer normal cost airlines.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Sure, myself Dorothy Green.

ASSISTANT: Ok, please be on hold.

USER: Ok, sure. I will wait for your response.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: Ok, not a problem. Anyways, thank you.

ASSISTANT: Thank you for choosing us.