You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emily Hall.

ASSISTANT: How may I help you?

USER: I am trying to make a flight ticket from Oakland to Houston, can you please search a flight ticket for me?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: May I know your trip dates?

USER: My travelling dates are 04/15 and 04/17.

ASSISTANT: May I know your airport codes?

USER: Ok, my source and destination airport codes are OAK and HOU.

ASSISTANT: Please give me a moment.

USER: Ok, take your own time and please provide me the best flight.

ASSISTANT: I found a 1 halt in Southwest airlines with a ticket fare of 100, can I confirm your ticket booking?

USER: That's perfect for me to travel, please go ahead with ticket booking.

ASSISTANT: Ok, the flight ticket booking is done successfully.

USER: Thank you for reserving my flight ticket.

ASSISTANT: Have a happy journey and thank you for reaching us.

USER: You are welcome.