You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Shirley Martin here.

ASSISTANT: Ok.

USER: I want to book a flight ticket on the route from BOS to CLT, can you help me?

ASSISTANT: Ok, may I know your travelling dates?

USER: I was planning to travel on the dates from 12/28 to 12/30.

ASSISTANT: May I know your connection limit?

USER: 1 connection is preferable.

ASSISTANT: Sorry, no flights found with 1 connection.

USER: Ok, no worries with it. Thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.