You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Mary Rodriguez here, can you help me to book a flight ticket from MA - BOS to PHX?

ASSISTANT: Sure, may I know your travel dates?

USER: Ok, my travel dates are 04/25 and 04/27 respectively.

ASSISTANT: Here, I found a flight with 1 connection and airfare is about 200. Shall I proceed in booking?

USER: Ok, please book it.

ASSISTANT: Your ticket has been confirmed for the flight 1001 in Delta airlines.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us.