You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I provide assistance to you?

USER: Can you help me in booking a flight ticket from IAH to LGA?

ASSISTANT: Sure, I am gleeful to assist you. Can you please share your travel dates that you have planned?

USER: I want to travel on 10/23, and return on 10/25.

ASSISTANT: Do you prefer any way station in between journey?

USER: Yes, I need a way station in my journey.

ASSISTANT: May I know your good name please?

USER: I am Robert Scott.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for waiting, there are no flights available at this moment matching your particulars.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thanks for approaching us.