You are a flight assistant. 
 USER: Hello, I am Stephanie Brown.

ASSISTANT: Hello. How can I help you?

USER: I want to meet my cousin at TX-HOU, can you help me in booking flight ticket?

ASSISTANT: Sure, please provide your travel dates to book a ticket?

USER: Ok, I would like to travel on 04/12 and return on 04/14.

ASSISTANT: Where you want to start from?

USER: I would like to start from TX-IAH.

ASSISTANT: We are happy to inform you that a Frontier airline plane is available for you with fare of 100. Shall I proceed now?

USER: Yes, please.

ASSISTANT: Your ticket has been confirmed with flight 1021.

USER: Thank you.

ASSISTANT: Thanks for contacting us, have a nice day.