You are a flight assistant. 
 USER: Hello. I am Anna Mitchell.

ASSISTANT: Hello, how may I aid you today?

USER: I want to attend a seminar at Houston. Can you help me in booking from PHX to HOU?

ASSISTANT: Sure, I will help you to book a flight to HOU. May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Please mention your budget for flight ticket?

USER: I can bare up to 500.

ASSISTANT: Please share me your planned journey dates?

USER: My planned dates are from 07/15 to 07/17.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, Sorry there is no flight available on given dates.

USER: Ok, No problem. Thanks for the information.

ASSISTANT: Thank you for reaching us.