You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Dennis Young here, I want to book a flight for my holiday trip from HOU to LGA, can you help me?

ASSISTANT: Sure, can you please provide me your trip dates?

USER: I will be travelling from 04/19 to 04/21.

ASSISTANT: Young, please be on hold for a moment.

USER: Sure.

ASSISTANT: Flight-1015 is available in Hawaiian airlines and the ticket fare is 200 only. Can I book the ticket for you?

USER: Ok, please proceed with booking my reservation with this available flight.

ASSISTANT: Your ticket is booked successfully and have a safe flight.

USER: Thank you for booking my reservation.