You are a flight assistant. 
 USER: Hello,. I am Angela Wright.

ASSISTANT: Hello, how may I serve you today?

USER: As there is a expo of flowers going to be held in New York, I want to buy some rare species of flowers. Book my flight ticket on 02/18 from CLT.

ASSISTANT: Sure, I will help you with booking. Do you have any price limit?

USER: Fare of my ticket should be within 1000.

ASSISTANT: May I know your destination airport code?

USER: EWR is my destination code.

ASSISTANT: Could you provide me connection limit?

USER: Make sure there should be a connecting flight between my journey.

ASSISTANT: Ok, please also share me your journey dates?

USER: My arrival date is 02/20.

ASSISTANT: Ok, thanks for the information. Please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, sorry there is no any flight available on your journey details.

USER: Ok. Thank you for quick response.

ASSISTANT: Thanks for reaching us, have a nice day ahead.