You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you please help me to book a flight ticket from LAX to IAH?

ASSISTANT: May I know your journey dates?

USER: My journey dates are May 4 to May 6.

ASSISTANT: Ok, may I know your connection limit please?

USER: I need a single connection of flight.

ASSISTANT: Do you need any other requirements?

USER: I prefer economy class.

ASSISTANT: Meanwhile, may I know your good name please?

USER: Melissa Williams.

ASSISTANT: Flight-1004 is available for you with 1 connection in economy class by Frontier airlines with depart time at 19:00 hours and return time at 14:00 hours. Can I book it for you?

USER: Ok, please proceed.

ASSISTANT: Your ticket is successfully done.

USER: Thank you.

ASSISTANT: Thank you for choosing us.