You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Brenda Baker.

ASSISTANT: How can I assist you?

USER: I need to travel Washington DC, can you please reserve flight ticket from SFO?

ASSISTANT: Yes, can you share me your dates of travel?

USER: My travelling dates are Sep,11 and Sep,13.

ASSISTANT: Ok, can I know your destination airport code?

USER: My destination airport code is IAD.

ASSISTANT: Give me a moment.

USER: Please take your time.

ASSISTANT: I have found an economy class ticket with a price of 200 and 1 connection.

USER: That suits my journey perfect, please proceed with the reservation.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for booking flight ticket.

ASSISTANT: Thank you for contacting us.