You are a flight assistant. 
 USER: Hello, I am Melissa King.

ASSISTANT: Hello, how can I help you?

USER: I am planning to attend my cousin wedding in MSP, can you help me in booking a flight ticket from PHX?

ASSISTANT: May I know your desired travel dates please?

USER: I would like to fly on 04/23 and return on 04/25.

ASSISTANT: May I know your connection limit?

USER: I need a single connection.

ASSISTANT: Sorry to say, there is no flight with connection limit 1.

USER: Don't proceed to booking. Thank you for your information.

ASSISTANT: Thank you for contacting us.