You are a flight assistant. 
 USER: Hello. Larry Hall here.

ASSISTANT: Hello. How may I help you?

USER: I need your help in booking of a flight ticket from IAD to LGA for my business trip, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, may I know your trip dates?

USER: Ok, I am planning to move on 04/26 and please book my return ticket also on 04/28.

ASSISTANT: Thanks for waiting, we found a flight with your provided information in Frontier airline with 1 connection and the fare is 100. Shall I confirm your ticket with this airline?

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

ASSISTANT: Your ticket is booked.

USER: Thank you for your kind assistance.

ASSISTANT: Most welcome.