You are a flight assistant. 
 USER: Hi, I am Robert Turner.

ASSISTANT: Hello, how may I assist you?

USER: I want to attend burial services of my friend, can you be my helping hand?

ASSISTANT: Sure, May I know your journey details?

USER: I want to moving from CO - DEN to FL - MCO. My travelling dates are 01/05 and 01/07, with the price of 5000.

ASSISTANT: Just a minute, I will check and get back to you.

USER: OK.

ASSISTANT: Sorry to inform, Unfortunately no flight found.

USER: Ok, Thanks for your service.

ASSISTANT: Thank you for approaching us.