You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you now?

USER: I am Helen King.

ASSISTANT: Ok.

USER: I would like to go Chicago to meet my children as they are staying at hostel, so could you please help me with booking a flight ticket to ORD?

ASSISTANT: Sure, we are mirthful to help you.

USER: Thank you.

ASSISTANT: From where do you want to take off?

USER: Boarding point is Detroit, DTW.

ASSISTANT: Can you please let me know your preferable travelling dates?

USER: Journey dates are 03/15 to 03/17.

ASSISTANT: Kindly, mention your fare limit to book a ticket.

USER: Price limit is 5000.

ASSISTANT: Give me a minute to check the flight availability.

USER: Sure.

ASSISTANT: Thank you for giving your precious time. Flight is available with fare 200 and single connection in Frontier airline.

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed with flight number 1006.

USER: Thank you.

ASSISTANT: Thank you for opting us.