You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Catherine Allen here. I want to visit Old North Church in BOS, can you please help me to book a flight from IAH?

ASSISTANT: Can you please let me know your preferable travel dates for booking flight ticket?

USER: I will begin my trip on Oct 16th and will finish on Oct 18th.

ASSISTANT: Do you have any other specifications please?

USER: I want a connecting flight.

ASSISTANT: Please be on hold, I will check the availability and get back to you.

USER: Sure.

ASSISTANT: I found a flight with the connecting flight of fare 100 with JetBlue airline, shall I book this ticket?

USER: Please proceed.

ASSISTANT: Ok, I have reserved your ticket with the flight number 1009.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a safe flight.