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

ASSISTANT: Hello, how can I help you?

USER: Please book a ticket to Boston BOS to meet my friend from GA-ATL?

ASSISTANT: Sure, please share me your travelling dates?

USER: My travel dates are from 11/28 to 11/30.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, there are no flights with your specifications.

USER: OK, no problem. Thank you.

ASSISTANT: Thank you.