You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, How can I support you?

USER: I need to travel from 12/02 to 12/04. Please book a ticket.

ASSISTANT: Sure, May I know the connection for the flight?

USER: From Minneapolis & St. Paul, MN-MSP to San Francisco, CA-SFO.

ASSISTANT: Ok, Can you please assign the travelling dates?

USER: Already mentioned.

ASSISTANT: Sorry for the inconvenience. May I know the connection for the flight?

USER: Single connection flight.

ASSISTANT: For proceeding further, please mention your name.

USER: Donna Anderson.

ASSISTANT: We are glad to inform you, there a flight with UA airline having flight number 1001. Shall I proceed further for booking?

USER: Please provide ticket price and connection.

ASSISTANT: Ok, It is a single connection with airfare 100.

USER: Please proceed for booking flight.

ASSISTANT: Ok, Your ticket has been confirmed.

USER: Thanks for the assistance.

ASSISTANT: Thank you for connecting us. Have a safe journey.

USER: Thanks.