You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I assist you?

USER: I am Matthew Young. I want to book a ticket from OAK to HOU. Could you help me in booking?

ASSISTANT: Please provide your travel dates.

USER: My travelling dates are from 04/19 to 04/21.

ASSISTANT: Connecting flight can be booked with airline Frontier having flight number 1023. Shall I book a ticket?

USER: Yes, please proceed.

ASSISTANT: Ticket is booked with price 200.

USER: Thank you for helping me.

ASSISTANT: Thanks.