You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Will you please book me a flight ticket from EWR to HOU?

ASSISTANT: Sure, may I know your travelling dates?

USER: I will start on Dec 14th and return on Dec 16th.

ASSISTANT: Can I know your connection limit?

USER: I need 1 lay by.

ASSISTANT: May I know your name?

USER: I am Raymond Thomas.

ASSISTANT: There is a fligfht of American airline, flight number 1003 with the fare of  100.

USER: Fine, please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your support.

ASSISTANT: Thank you for choosing us.