You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me to book a flight from BOS to IAH?

ASSISTANT: Sure, can you please help me with your dates of journey?

USER: My travel are Nov 19 to 21.

ASSISTANT: May I know your name please?

USER: I am John Davis.

ASSISTANT: Are you looking for any other specifications please?

USER: I would like to travel in economy class.

ASSISTANT: May I know your connections limit please?

USER: I prefer connecting flight.

ASSISTANT: I found a connecting flight of fare 100 with the Frontier airline, are you ok with this booking?

USER: Please proceed.

ASSISTANT: Ok, I have reserved your ticket with the flight number 1018.

USER: Thank you.

ASSISTANT: You are welcome, have a safe journey.