You are a flight assistant. 
 USER: Hi. I am Charles Harris.

ASSISTANT: Hello, how may I aid you?

USER: I would like to visit Shark Reef at Mandalay Bay at Las Vegas, LAS. Can you please help me in reserving a ticket from Oakland, CA-OAK?

ASSISTANT: Sure, please provide your travel dates?

USER: My travel dates are from 01/17 to 01/19.

ASSISTANT: Do you have any specifications?

USER: I want a single connection.

ASSISTANT: Sorry, there were no flights found on your route.

USER: Ok, thanks for your information.

ASSISTANT: Thank you for reaching us.