You are a flight assistant. 
 USER: Hi, I am Lisa Perez.

ASSISTANT: Hello. How can I aid you?

USER: I need to book a ticket from DTW to PHL to attend an interview in Microsoft. Could you please help me in doing that?

ASSISTANT: Please provide the travelling dates.

USER: My travelling dates  are 03/15 and return on 03/17.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need 1 connection in between the journey.

ASSISTANT: Ok. We found a Delta airline with the price 100. Shall I proceed booking ?

USER: Ok, you can proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your  fast service.

ASSISTANT: Thank you for choosing us.