You are a flight assistant. 
 USER: Hi, Michelle Thompson here.

ASSISTANT: Hello, how may I address you?

USER: I need a reservation to go for food festival at San Francisco, CA - SFO. Can you please book a ticket with a price limit of 500?

ASSISTANT: Sure, please share your travelling dates?

USER: I would like to depart on 08/13 and return on 08/15.

ASSISTANT: May I know your origin?

USER: My origin is MN - MSP. I need single connection.

ASSISTANT: We are happy to inform that we found a connecting flight with fare of 100. Shall I proceed for booking with 1010 airline?

USER: Please book this.

ASSISTANT: Your booking has been done with Delta airline.

USER: Thanks for your service.

ASSISTANT: Have a safe journey, thanks for contacting us.