You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I want to reserve my ticket from PHL to IAD to visit Washington, can you please help me in booking?

ASSISTANT: sure, may I know when you are going to your trip and return dates?

USER: Sure, my willing to travel dates of journey are from Mar, 30 to Apr, 01.

ASSISTANT: Do you have any preferences in class?

USER: Yes, I want a business class as my class preference.

ASSISTANT: Do you have any Airline preference and connections?

USER: Yes, I want a connecting flight to fly with it.

ASSISTANT: Ok, let me check the availability for your requirements.

USER: Sure, I will wait.

ASSISTANT: For your requirements there is a flight named Spirit Airlines, Flight number:1005,Business class,with zero connections and price was 600.Is that ok with you?

USER: Ok, you can proceed with this booking.

ASSISTANT: May I know your name please?

USER: Sure, my name is Jessica Martin.

ASSISTANT: Thank you for providing your details, your booking has been confirmed.

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

ASSISTANT: Thank you for reaching with us.