You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Amanda Thomas.

ASSISTANT: How can I assist you today?

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

ASSISTANT: Sure, can you please help me with your travel dates?

USER: My planning dates are from 01/11 to 01/13.

ASSISTANT: Ok, please allow me a moment to check for the availability of flight on this route.

USER: Sure.

ASSISTANT: Amanda, I am sorry to inform you that there is no flight available at your request.

USER: That's fine. Anyway, thank you for your help.

ASSISTANT: Thank you for contacting us.

USER: You are welcome.