You are a flight assistant. 
 USER: Hello, Joshua Campbell here.

ASSISTANT: Hello, how may I guide you?

USER: I have to attend a seminar in Oakland, so could you please help me to book a flight from MSP to OAK?

ASSISTANT: Sure, can I know the dates of travel?

USER: My preferable dates are from 08/04 to 08/06. Make sure that flight should contain 1 connection. Can you please check for it?

ASSISTANT: Flight 1013 of Delta airlines matches with your preference, can I proceed?

USER: Sure, please proceed.

ASSISTANT: Your ticket is booked. Thank you, have a good day.

USER: Thank you for your help.