You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How may I assist you today?

USER: I am Alexander Jones.

ASSISTANT: Ok.

USER: I need to book my flight ticket to Denver, DEN for a round trip.

ASSISTANT: Ok.

USER: Will you in booking me a connecting flight?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I have your travelling dates?

USER: 10/15 - 10/17 are my willing dates to travel.

ASSISTANT: Please wait, I will let you know.

USER: Sure.

ASSISTANT: You have a connecting flight 1010 with a Southwest airline.

USER: Proceed with my booking.

ASSISTANT: Ok. Your reservation is done.

USER: Thank you for assisting me.

ASSISTANT: Thank you for availing us.