You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself George Clark.

ASSISTANT: How may I assist you today?

USER: I am looking for a flight from LAS to DTW, can you help me in booking the flight ticket from Las Vegas?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: Sure, my planned travel dates are 02/15 and 02/17.

ASSISTANT: Please wait for a minute.

USER: Ok, I will wait for your response.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for contacting us.