You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be of your assistance?

USER: I am Jeffrey Hill, want to travel from IAH to JFK.Please help me in booking my ticket.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Can you please provide your journey dates?

USER: My journey dates are from 09/12 to 09/14.

ASSISTANT: How much can you afford for this particular ticket?

USER: I can afford only 1000.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: There is no flight available with your requirements.

USER: It's ok, thank you for your help.

ASSISTANT: Thanks for availing us.