You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I'm Stephen Smith. Can you please book a ticket from BOS to PHX?

ASSISTANT: Sure, please help me with your journey dates.

USER: My preferable dates are 08/29 and 08/31.

ASSISTANT: I found a flight from Southwest airline with number 1029. Can I proceed to book a ticket?

USER: Can I know the price limit and connection limit?

ASSISTANT: Price is 100 with single connection.

USER: I want a flight with 0 connection.

ASSISTANT: There is no flight available with 0 connection.

USER: That's ok, thank you.

ASSISTANT: Thank you for choosing us.