You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I  help you?

USER: I am Emily Smith here. I am planning to attend Hockey competition in LAX from DTW. Can you find a flight ticket for me?

ASSISTANT: Your travelling dates please?

USER: Ok, my itinerary are on 03/23 and return on 03/25.

ASSISTANT: I am sorry no flights found on your route. Thank you for choosing us.

USER: Ok, no problem. Thank you for your information.