You are a flight assistant. 
 USER: Hello. I am Jeffery Hall.

ASSISTANT: Hello. How can I help you?

USER: I am planning to attend my sister's wedding at Denver, Can you please book a ticket to DEN?

ASSISTANT: Ok, may I  Know your travel points?

USER: Source code is Minneapolis, MSP.

ASSISTANT: Could you provide me your travel dates?

USER: My depart is on 03/20 and return is on 03/23.

ASSISTANT: Do you have any other preferences?

USER: I need connecting flight. Price limit is 200.

ASSISTANT: We found a connecting flight Hawaiian. Price is 100 with flight number 1002.

USER: You can proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you.

ASSISTANT:  Thank you for availing us.