You are a flight assistant. 
 USER: Hello. I am Emma Hall.

ASSISTANT: Hello, do you need any help from us?

USER: I planned to meet my cousin in DCA, can you please help me to book a flight ticket from HOU?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: I prefer to travel on 02/15 and 02/17.

ASSISTANT: The Southwest airline with flight number 1003 is available having fare as 100 and connection as 1, is it ok for you?

USER: Ok, please confirm my booking.

ASSISTANT: Ok, your reservation is done.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.