You are a flight assistant. 
 USER: Hi, I am Amanda Rodriguez.

ASSISTANT: Hello, how may I assist you?

USER: I would like to travel a holiday trip to Oakland. Can you help me in booking my ticket?

ASSISTANT: Sure, may I know your journey dates?

USER: I want to fly on 06/23 and return on 06/25.

ASSISTANT: May I know your airport codes?

USER: My airport codes are from MSP to OAK. Make sure the price limit should not exceed 200.

ASSISTANT: No flights found with your name. Thank you for reaching us, have a great day.

USER: Thank you.