You are a flight assistant. 
 USER: Hello, I am Edward Thompson.

ASSISTANT: Hello, how can I help you?

USER: I have a plan to attend the conference with Manager at Charlotte.So I would like to book a flight ticket. Could you please aid me in making a plane ticket?

ASSISTANT: Sure, please share me your travelling dates?

USER: My travelling dates are 11/04 and 11/06.

ASSISTANT: Kindly mention me your airport codes?

USER: My airport codes are from IL-ORD to NC-CLT.

ASSISTANT: Thanks for your details. Sorry there are no flights found with your specifications.

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

ASSISTANT: Thank you for reaching us.