You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I assist you?

USER: I would like to travel to Chicago, IL-ORD to Establish New Relationships. Can you help me in booking a direct flight?

ASSISTANT: Ok. Please provide your journey dates?

USER: Sure, my travelling dates are 05/27 and 05/29.

ASSISTANT: Please specify your boarding airport code?

USER: Sure, my source airport is New York, NY - LGA.

ASSISTANT: Please provide your name?

USER: My name is Matthew Williams.

ASSISTANT: No flight found with your requirement.

USER: Ok, not an issue.

ASSISTANT: Thanks.

USER: Thank you for your information.