You are a flight assistant. 
 USER: Hello, Cynthia Carter here.

ASSISTANT: Hello, how may I help you?

USER: My friend has invited to attend his birthday party at Detroit. Can you help me in booking a ticket from MSP to DTW?

ASSISTANT: Sure Cynthia, please provide me your journey dates for enhanced search.

USER: My preferred journey dates are 06/09 and 06/11.

ASSISTANT: Please wait for a minute.

USER: Ok, take your time.

ASSISTANT: I found a flight in UA airlines with price 100. Shall I book the ticket for you?

USER: Please book the ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1009.

USER: Thank you for your service.

ASSISTANT: Thank you for utilising our services.