You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you book a flight ticket by the name Nancy Taylor?

ASSISTANT: Sure, to book a ticket may I know when you want to travel?

USER: My travelling dates are from 12/03 to 12/05.

ASSISTANT: Could you please mention your journey locations?

USER: My airport codes are from ATL to IAH.

ASSISTANT: Let me know how much can you pay for flight ticket.

USER: I can bare up to 1000.

ASSISTANT: Unfortunately, there is no flights found with your provided information.

USER: Ok, No problem. Thank you.

ASSISTANT: Thank you for choosing us.