You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you today?

USER: Can you please book a flight ticket to DEN from BOS?

ASSISTANT: Sure, please share me your trip dates.

USER: My travel dates are Jan 31st to Feb 2nd.

ASSISTANT:  Do you need direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: May I know your airlines preferences?

USER: I prefer any airlines.

ASSISTANT: Is there any class specifications? For booking, we need your good name. Please mention it.

USER: No. Timothy Gonzalez here.

ASSISTANT: We found a Hawaiian airline and 1026 is flight number with a fare of 100. Shall I proceed?

USER: Yes, proceed.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.