You are a flight assistant. 
 USER: Hello, I am Helen Parker.

ASSISTANT: Hello, how can I help you for the day?

USER: I need to book a flight ticket from PHX to BOS, Can you please help me for booking?

ASSISTANT: Sure, is there any connection limit?

USER: I need a connecting flight.

ASSISTANT: How much is your budget for this journey?

USER: I can pay up to 5000.

ASSISTANT: Please provide your departure and arrival dates of journey?

USER: I would like to travel on 06/05 to 06/07.

ASSISTANT: Ok, please wait for a moment. I will let you know.

USER: Sure.

ASSISTANT: Sorry for the inconvenience, there were no flights found with your given details.

USER: Ok, no problem.

ASSISTANT: Thanks for approaching us.

USER: Thanks for your information.