You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Emma Hernandez. I want to book a flight ticket from TX-HOU .

ASSISTANT: Ok.

USER: Can you help me?

ASSISTANT: Sure, may I know your destination airport code?

USER: Sure, I would like to land on CA-OAK.

ASSISTANT: Kindly, mention your journey dates.

USER: 04/13 and 04/15 are my travelling dates.

ASSISTANT: Do you have any specifications?

USER: I need a flight ticket with in 500.

ASSISTANT: You have a flight with airline Hawaiian and flight number is 1023 with 1 connection and price is 100. Can I reserve your seat?

USER: You can reserve it.

ASSISTANT: Your reservation is done.

USER: Thank you.