You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am Helen Lewis. I would like to go from ORD to CLT, can you please book me a ticket?

ASSISTANT: Sure, may I know your journey dates?

USER: My journey dates are from 08/14 to 08/16.

ASSISTANT: Thank you for your details.

USER: No problem.

ASSISTANT: Sorry, we did not found any flights on your name.

USER: Not an issues. Thanks for your kind help.

ASSISTANT: Thank you for reaching.