You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Helen Thomas here, I want to reserve my ticket from CLT to ORD, can you please help me?

ASSISTANT: Ok, please mention your travel dates too.

USER: Sure, my preferable dates of journey is from 03/16 to 03/18.

ASSISTANT: Please wait a moment.

USER: Sure, I will wait.

ASSISTANT: Thanks for your time, there is a connecting flight-1021 on Delta airline. Shall I proceed?

USER: Ok, please book it.

ASSISTANT: Ok, your ticket has been done with your name.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thanks for approaching us.