You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I help you?

USER: Please book a ticket from Oakland, CA-OAK to Minneapolis & St. Paul, MN-MSP for arts and crafts festivals.

ASSISTANT: Sure. May I know your travelling dates?

USER: My departure date is 07/30 and 08/01 is my return date.

ASSISTANT: Do you have any references?

USER: Price limit 5000. Connections limit 1.

ASSISTANT: May I know your name?

USER: I am Melissa Collins.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: There is a flight 1011 in JetBlue and price 100 with a connection. Shall I proceed?

USER: Please book a ticket.

ASSISTANT: Reservation is done.

USER: Thanks.

ASSISTANT: Thank you.