You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Steven Green here.

ASSISTANT: How can I assist you?

USER: My airport codes for boarding the flight are LGA to IAH. So can you reserve a flight ticket?

ASSISTANT: Can you please tell me your travelling dates?

USER: Sure. My preferable dates for travel are 05/11 to 05/13. I am looking for a connecting flight.

ASSISTANT: I found a flight ticket with fare 100 and 1004 as flight number. Shall I proceed for booking?

USER: I am ok with the fare. You can book the flight ticket.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.