You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Joseph Collins.

ASSISTANT: Can you please.

USER: I want to visit Houston with my friends so can you book a ticket fro me?

ASSISTANT: Can you please provide me the travelling details?

USER: My airport codes are from IAH to IAH. My journey dates are from 01/05 to 01/07. Make sure that price limit should not exceed 5000 and connection limit must be 1.

ASSISTANT: Yes, there is a flight available from Hawaiian airlines with number 1000.

USER: Ok, book the ticket.

ASSISTANT: Ok, your ticket is confirmed. Thank you for reaching us.

USER: Thank you for your help.