You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Karen Wright here.

ASSISTANT: How can I assist you?

USER: Can you please help me in flight ticket booking from IAD to HOU?

ASSISTANT: Ok, I am here to help you. Can you please provide me your travelling dates?

USER: My travelling dates are 05/20 and 05/22.

ASSISTANT: I have searched a flight ticket with fare 200 and connection limit 1 and flight number is 1025.

USER: Please proceed for booking the ticket.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.