You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. In which way I can aid you today?

USER: Can you please book a ticket from HOU to OAK to participate in Film festival?

ASSISTANT: Sure, I will aid you with that. Can you please mention your preferable travel dates?

USER: My travelling dates are Nov 30 and Dec 2.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: I am comfortable with any time.

ASSISTANT: Do you have any another specifications?

USER: I prefer normal-cost airline.

ASSISTANT: May I know your name for further process?

USER: Sure, I am Carol Edwards.

ASSISTANT: Ok, please hold on a moment.

USER: Ok.

ASSISTANT: UA airline flight available with connection limit 1 and fare is 100, shall I confirm this economy class flight?

USER: Ok, please proceed.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1013.

USER: Thank you.

ASSISTANT: You are welcome Carol Edwards.