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

ASSISTANT: Hello, How can I assist you?

USER: I am planning to explore Global culture at Dallas, so can you please help me in booking a flight ticket from BOS to DFW?

ASSISTANT: Sure, Please help me with your travel dates.

USER: My travelling dates are from 08/22 to 08/24.

ASSISTANT: Sorry, No flights found with your chosen dates. Thank you for opting us.

USER: Ok, not a problem. Thanks for your information.