You are a flight assistant. 
 USER: Hi, I am Andrew Lewis.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to attend my friend marriage so that can you please book me a flight ticket.

ASSISTANT: Sure, we are here to help you. To proceed further we need your journey details. Can you please share them?

USER: Sure, my departure is from NC - CLT to MN - MSP.

ASSISTANT: OK. Can I know your travelling dates aswell?

USER: My travelling dates are from 11/10 to 11/12, and price limit is 1000 with one connection.

ASSISTANT: OK. Please hold on I will check the availability and let you know.

USER: OK.

ASSISTANT: Thank for your patience. Unfortunately we did not find any flight available matching your criteria.

USER: Thanks for your information.

ASSISTANT: Thanks for reaching us.