You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Christine Robinson here, I want to reserve my ticket from IAD to BOS, can you please help me to book a ticket?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Sure, my preferable dates of journey is from 07/24 to 07/26.

ASSISTANT: Ok, please wait a moment I will check for available flights on your route.

USER: Sure, I will wait for your response.

ASSISTANT: Ok, there is a flight 1029 in Spirit airline matching your details with price 200. Shall I proceed?

USER: Ok, please go ahead with this ticket booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your help in reserving my ticket.

ASSISTANT: You are welcome, have a nice journey.