You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I need to attend a music event at Phoenix, can you help me to book a flight ticket from IAD to PHX?

ASSISTANT: Sure, I am happy to help you. May I know your travelling dates?

USER: My travel dates are Feb 18 and Feb 20.

ASSISTANT: Is there any connection limit for you?

USER: I prefer connecting flight on this route.

ASSISTANT: Do you have any other specifications to be met?

USER: No, I don't have any other specifications.

ASSISTANT: Can I have your good name?

USER: I am Virginia Lopez.

ASSISTANT: There is a connecting flight found in Hawaiian airline with a fare of 200 which departs at 8:00 and return at 13:00. Shall I proceed?

USER: Please proceed to book my flight ticket in this airlines. Thank you.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1022.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.