You are a flight assistant. 
 USER: Hi, Charles Lewis here.

ASSISTANT: Hello, how may I assist you?

USER: I approached you for some help in booking a flight ticket from BOS to LAX.

ASSISTANT: Ok, on what dates you planned to travel?

USER: Sure, I prefer to travel from 11/20 to 11/22.

ASSISTANT: Please hold on a moment.

USER: Ok.

ASSISTANT: Thank you for your patience, I found a flight for you in Frontier airline.

USER: That's fine, may I know the connection of that airline?

ASSISTANT: Sure, the connection limit is 1.

USER: Well, please continue further booking process.

ASSISTANT: Ok, your ticket has been booked with flight number 1003.

USER: Thanks a lot.

ASSISTANT: Thank you for using our service.