You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am Katherine Martin here, I want to reserve my ticket from PHL to IAD, can you please help me in booking?

ASSISTANT: Sure, we are here to help you. Can you please share your travel dates.

USER: Sure, my planned dates of journey are from Oct, 27 to Oct, 29.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Ok, please wait a moment.

USER: Sure, I will wait.

ASSISTANT: There is a flight with your requirement, airline is Delta Airlines with price 100 and single connection.

USER: Ok, you can proceed with this booking.

ASSISTANT: Your booking is done and flight number is 1002 with economy class.

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

ASSISTANT: Thanks for choosing us.