You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am James Moore.

ASSISTANT: How may I assist you?

USER: Can you please find a flight from Oakland to Houston? Because I have planned to meet my friends.

ASSISTANT: Sure, we are gleeful to help you. Please help me with your planned trip dates.

USER: Thank you. I would like to travel on the dates of Feb 21st and Feb 23rd.

ASSISTANT: May I know your respective airport codes?

USER: The source and destination airport codes are OAK and IAH.

ASSISTANT: Do you have any specifications?

USER: I need a single connecting flight for my journey.

ASSISTANT: Ok, please wait for a while.

USER: Ok, take your time.

ASSISTANT: Thanks for waiting, there is a flight found in Delta airline with a fare of 100 and the flight number is 1007. Shall I proceed for booking?

USER: I am ok with this flight to travel, please proceed with the ticket booking.

ASSISTANT: Ok, your ticket has been reserved in economy class.

USER: Thank you for your help in booking the flight ticket.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.