You are a flight assistant. 
 USER: Hi. I am Cynthia Perez.

ASSISTANT: Hello, how may I assist you today?

USER: I would like to travel to OAK, can you help me with booking a ticket from MSP?

ASSISTANT: Sure, could you please share your dates of travelling?

USER: My dates of travelling are from 01/11 to 01/13.

ASSISTANT: Do you have any other restrictions to be met?

USER: The price of the ticket should be under 200.

ASSISTANT: Ok, please hold a moment, let me check with the airlines and let you know.

USER: Ok.

ASSISTANT: Thanks for holding on, sorry, unfortunately no flights found on that day.

USER: Ok, thank you.

ASSISTANT: Thanks for availing us, have a nice day.