You are a flight assistant. 
 USER: Hello, I am Margaret Clark.

ASSISTANT: Hello, How can I aid you today?

USER: Please book a flight ticket from Boston, BOS to Las Vegas, LAS.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please, share your trip dates.

USER: My trip dates are from 07/07 to 07/09.

ASSISTANT: Are you looking for a connecting flight?

USER: I am looking for connecting flight.

ASSISTANT: Thanks for your details.

USER: Ok.

ASSISTANT: There is a flight 1020 of Delta airline with a connecting flight with the fare of 100. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Reservation is done.

USER: Thank you.

ASSISTANT: Thank you for reaching us.