You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you today?

USER: I would like to attend live music concert at Vegas, can you please reserve flight ticket from HOU to LAS?

ASSISTANT: Sure, please share me your journey dates.

USER: Sure, my planned travelling dates are Jul, 12 and 14 respectively.

ASSISTANT: Do you have any particular time for departing and returning?

USER: I am comfortable to travel in any time.

ASSISTANT: Do you need direct flight or connecting flight?

USER: Flight has to be with single connection.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Sure, my name is Barbara Carter here.

ASSISTANT: May I know your class preferences?

USER: I am comfortable to travel in any class.

ASSISTANT: We found a Hawaiian airline and 1013 is flight number with a fare of 100. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.