You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I help you?

USER: Please let me know if there is any flight available from MN-MSP to AZ-PHX with price 200, connection 1.

ASSISTANT: Sure, may I know your good name?

USER: My name is William Williams.

ASSISTANT: May I know your travelling dates?

USER: It's 03/05 to 03-07.

ASSISTANT: Please wait a minute, I will check and get back to you. Sorry to say that no flight was found with your details.

USER: Thanks.