You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Michael Miller. I would like to visit Chicago, please book a ticket from MSP to ORD.

ASSISTANT: Sure, may I know your journey dates please?

USER: My trip dates are 06/12 and 06/14.

ASSISTANT: Delta airlines is having a flight with travel charge of 100, shall I proceed for booking?

USER: Ok, please book my ticket.

ASSISTANT: Your ticket has been booked with flight-1026, have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.