You are a flight assistant. 
 USER: Hi.

ASSISTANT:  Hello, how can I render you today?

USER: I need to book a connecting flight from Washington to meet my old friend. Can you help me book a flight ticket for my round trip?

ASSISTANT: Sure, I would be happy to help you. Can you please provide me  Washington airport code?

USER: My nearest airport is IAD.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My planned dates of travel are 08/13 and 08/15.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: On the name of Jeffrey Perez.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your precious time. We found Delta airline fare of 100. Shall I proceed for booking with single stopover flight?

USER: Yes please.

ASSISTANT: Your ticket has been confirmed with airline number 1002.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.