You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Nicholas Lewis here.

ASSISTANT: How may I aid you today?

USER: My airport codes for boarding the flight are OAK to HOU. Can you reserve a flight ticket?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: My preferable dates for travel are 10/12 to 10/14.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: I found a ticket for you with price of 200, flight number is 1003 and connection is 1. Shall I proceed the booking?

USER: Sure, you can book the flight ticket. I am happy with the flight ticket fare.

ASSISTANT: I confirmed your ticket successfully with delta airline.

USER: Thank you.

ASSISTANT: Thank you for reaching us.