You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need to travel from PHX to ORD, can you help me in doing that?

ASSISTANT: Sure. Please let me know your travelling dates.

USER: My journey dates are Feb 21 to 23.

ASSISTANT: Is there any connection preference?

USER: I need a connecting flight.

ASSISTANT: Can I know your name?

USER: I am Jeffrey Wright.

ASSISTANT: Sorry, there is no flight with your travelling dates.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thanks.