You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Susan Walker.

ASSISTANT: How may I assist you today?

USER: I need to schedule my trip to travel Boston to meet my business partner's. Can you please help me in booking the ticket from LAS to BOS?

ASSISTANT: Sure, I am here to help you with that. Can I know your traveling dates?

USER: I will take-off 04/21 and again I will return back on 04/23.

ASSISTANT: Please wait for a minute, so that I will check the flight availability.

USER: Sure, I will wait for your response. Can you please check for direct flight?

ASSISTANT: Based on your travelling dates, I have found a flight with the Frontier airlines are providing a flight having a connection limit 1. I did not found any direct flight. Can I proceed?

USER: Thank you for checking.

ASSISTANT: Ok, thank you for reaching us.