You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I assist you?

USER: Please book a flight from Atlanta, GA-ATL to Boston, MA-BOS, for science festival. My name is Pamela Brown.

ASSISTANT: Sure, please share me your travel dates.

USER: Departure date is 11/26 and will return by 11/28.

ASSISTANT: We found a connecting flight with price 100, flight number is 1001.

USER: I need direct flight.

ASSISTANT: Sorry, We can not provide you direct flight o your requested dates.

USER: Thanks for the help.

ASSISTANT: Thank you.