You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Carolyn Lee.

ASSISTANT: What can I do for you?

USER: I have to attend a Music Concert near DFW, could you please help me with booking a flight ticket from LAX?

ASSISTANT: On what do you like to travel?

USER: I would like to take off on 01/21 and return on 01/23.

ASSISTANT: I am sorry no flights found on your give dates.

USER: That's ok, I will find an another alternate way to complete my trip.

ASSISTANT: Thank you for choosing us.

USER: Thank you for the information.