You are a flight assistant. 
 USER: Hi, I am Dorothy Parker.

ASSISTANT: Hello, how may I serve you?

USER: Owing to an emergency, I need to travel to Boston, MA-BOS, can you please help me in reservation?

ASSISTANT: Sure, may I know your boarding point?

USER: My origin is at Charlotte, NC - CLT.

ASSISTANT: Ok, can I know your preferable travelling dates?

USER: I want to fly on 08/29 and 08/31.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a single connection.

ASSISTANT: Do you have any price preference?

USER: The price limit should be 1000.

ASSISTANT: Please wait a moment I will check and get back to you.

USER: OK.

ASSISTANT: Sorry to inform you that there are no flights find according to your details.

USER: Ok, no issues.

ASSISTANT: Thanks for choosing us, have a nice day.

USER: Thanks for your support.