You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Nicholas Williams. Will you help me in booking the flight ticket from LGA to HOU?

ASSISTANT: Your travelling dates please?

USER: My travelling dates are 10/09 and 10/11.

ASSISTANT: Please hold for a while.

USER: Ok, I will wait for your response.

ASSISTANT: Sorry to say that, there are no flights available as per your travel dates.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: You are welcome, thank you for approaching us.