You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Sandra Williams here.

ASSISTANT: How can I assist you at this moment?

USER: I have planned for a round trip to visit the best places in New York, can you please help me out with booking of a flight ticket from LGA?

ASSISTANT: Sure, I am happy to help you in booking flight ticket. Could you please mention your travel dates for booking flight ticket?

USER: Thank you. I am planning to move on 12/28 and please book my return ticket on 12/30.

ASSISTANT: Just give me a moment, I will check is there any flight available or not in this route as per your requested dates.

USER: Ok, take your time.

ASSISTANT: Based on your information, Frontier airline is ready to serve you with 1 connection with a minimum fare of 100 is available for you. Shall I proceed with this?

USER: That's fine for me, you can proceed with booking.

ASSISTANT: I have confirmed your flight ticket, flight number is 1015.

USER: Thank you for your kind assistance in booking of my ticket.

ASSISTANT: You are welcome.