You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Lisa Clark, I want to book a flight from Houston, TX-IAH to visit Japanese Garden at Oakland with my family. Can you book a flight ticket in economy class?

ASSISTANT: Please help me with your travelling dates.

USER: I will fly on 12/01 and return on 12/03.

ASSISTANT: Can I know your destination airport code?

USER: My destination airport code is CA-OAK.

ASSISTANT: Do you need halt in between your journey?

USER: Yes, I need a halt in between my flight journey.

ASSISTANT: Ticket is found with airline Frontier for price 100. Shall I book a ticket?

USER: Please proceed with booking.

ASSISTANT: Ticket is booked having flight number 1015.

USER: Thank you for the information.

ASSISTANT: Thanks.