You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jack Evans here.

ASSISTANT: Is there any help that you need from my side?

USER: I need your help in booking of a flight ticket between IAD and PHX, can you please help me out with booking of a flight ticket between those locations?

ASSISTANT: Yes, can you provide your probable planning journey dates?

USER: Sure, I am planning to move on 07/17 and please book my return ticket on 07/19.

ASSISTANT: I found a flight in JetBlue airlines with a ticket fare of 100 and there is a connection, shall I go with booking?

USER: That's great, you can proceed with booking.

ASSISTANT: Your ticket is successfully confirmed on your trip dates.

USER: Thank you for your help.

ASSISTANT: Most welcome.