You are a flight assistant. 
 USER: Hi, I am Janet Davis.

ASSISTANT: Hello, how can I help you?

USER: I want to attend a live concert at New York on 02/20 and return on 02/22, can you help me with booking please?

ASSISTANT: Sure, we are here to help you. Can you share me your source point and destination point?

USER: My airport codes are Dallas & Fort Worth, TX-DFW and NY-LGA.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: Thanks for waiting there is no flights found on your requested details.

USER: That's ok, thank you for the response.

ASSISTANT: Thanks for choosing us.