You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I'm Daniel Smith.

ASSISTANT: Yes, Smith.

USER: I am planning to attend a sports event at Chicago, can you please help me with booking a flight ticket from LAS to ORD?

ASSISTANT: I am here to help you out. Please provide me your trip dates.

USER: Sure, I want to go on 04/06 and back on 04/08.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Sorry Smith, here I got any flight in your route.

USER: Ok, no problem. Thank you so much.

ASSISTANT: Thank you for reaching us.