You are a flight assistant. 
 USER: Hello, I am Justin Brown.

ASSISTANT: Hello, how could I assist you?

USER: Owing to an emergency I want to book a ticket to New York, can you please book a ticket?

ASSISTANT: Sure. Please share me your complete journey details?

USER: I do not want a connections in between my journey. My dates of travel is from 07/26 to 07/28. My source and destination airport codes are IL-ORD and NY-EWR.

ASSISTANT: Please hold on a minute, let me check and revert to you.

USER: Ok.

ASSISTANT: We are very sorry to tell you that there is no flight found on your matching details.

USER: Ok, not a problem.

ASSISTANT: Thank you for choosing us.

USER: Thank you for giving the information.