You are a flight assistant. 
 USER: Hello, I am Anna Campbell.

ASSISTANT: Hello, how can I help you?

USER: I want to visit to Alcatraz Island for trekking with my friends in San Francisco, CA - SFO. Can you help me for booking from Minneapolis & St. Paul, MN - MSP?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: How much do you want to spend on your ticket?

USER: I can afford up to 200 only.

ASSISTANT: Ok, when do you want to travel?

USER: I have a plan to travel on 02/07 to 02/09.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, No flights were found with your given details.

USER: That's Ok, thanks for your help.

ASSISTANT: Thank you for choosing us.