You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your assistance today?

USER: Can you please help me to book a flight ticket on Oct 20?

ASSISTANT: Sure, may I know your source and destination codes?

USER: I will travel from HOU to IAH.

ASSISTANT: When are you planning to return back to HOU?

USER: I will be returning back on Oct 22nd.

ASSISTANT: Ok, do you have any preference in connection limit?

USER: Yes, I can fly with a connecting flight.

ASSISTANT: I will check all the available flight and revert back to you, meanwhile please share your name.

USER: My name is Nicole Hernandez.

ASSISTANT: Nicole Hernandez, we are happy to inform you that JetBlue airline is available for you as per your request at a price of 100 only from flight number 1004, shall I proceed to book it for you?

USER: Please proceed with the booking.

ASSISTANT: Your economy class ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.