You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Rachel Carter.

ASSISTANT: How can I help you for today?

USER: I planned to attend for a wedding in IAD, can you please help me to book a flight ticket from IAH?

ASSISTANT: Yes, I can help you. Can you share me your dates of travel?

USER: I prefer to travel on 04/24 and 04/26.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found a flight ticket with a price of 600 and 1 connection.

USER: Ok, please confirm my booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.