You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Alexander Davis here.

ASSISTANT: Alexander, how may I assist you at this moment?

USER: I need your help in booking of a flight ticket between ATL and DEN, can you please help me out with booking of a flight ticket to go there?

ASSISTANT: Sure, I will help you with booking, please share your travelling dates?

USER: Sure, I am planning to move on 08/01 and please book my return ticket on 08/03.

ASSISTANT: Ok, please hold on for a moment to check availability of flights.

USER: Sure.

ASSISTANT: I found a flight for you that Delta airline with 0 connection as per your details, can I proceed to booking?

USER: Sorry, I need a flight with connection 1. Can you please check for it?

ASSISTANT: Sorry, no flights with connection 1.

USER: Oh! So sad to hear.

ASSISTANT: Thank you for reaching us.

USER: Anyway, thank you for the information.