You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Kenneth Jackson. I want to book a ticket, can you help me?

ASSISTANT: Yes mr.kenneth, could you give your details for booking?

USER: Sure, I would like to go from TX-HOU to MA-BOS.

ASSISTANT: OK, which dates would you prefer to go your travelling?

USER: My travelling dates are 05/02 to 05/04.

ASSISTANT: Sure mr.kenneth, wait for a moment to check the availability of flights.

USER: OK.

ASSISTANT: We found a flight that is matching to your information, shall I go with that flight?

USER: I want to know connection and price limit?

ASSISTANT: Sure, the price is 200 and there is no limit kenneth. So, you can have a direct flight towards your destination with out delay.

USER: I want connection 1.

ASSISTANT: Sorry, we cannot provide your request. based on your dates,there is only one flight with 0 limit .

USER: Sorry, I don't want to proceed.

ASSISTANT: OK mr.kenneth,thank you for contacting us.

USER: Thank you for your help.