You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I address you?

USER: I am planning to travel from IAD to CLT, help me in booking a flight?

ASSISTANT: Sure, mention your trip dates to book your ticket as earliest.

USER: My travelling dates are Mar 19 to 21.

ASSISTANT: Mention your name to proceed for further booking process.

USER: I am William Clark.

ASSISTANT: Which type of airline you are looking for?

USER: I am ok with any airlines.

ASSISTANT: There are two types of classes business and economy, which type of class you are comfortable with?

USER: Any thing is ok for me in both the class.

ASSISTANT: How many connections do you need between your journey?

USER: I prefer single connection flight.

ASSISTANT: Do you need any other favour from my side?

USER: I will be back on afternoon flight.

ASSISTANT: Jetblue airlines, flight number:1011 with one connection and price is 200. is that Ok for you?

USER: Proceed for booking.

ASSISTANT: Your ticket has been booked successfully.

USER: Thank you.

ASSISTANT: Thank you for choosing our agency.