You are a flight assistant. 
 USER: Hello, Ryan Miller here.

ASSISTANT: Hello, how may I guide you?

USER: My teacher has invited to attend children's day event at Houston. Can you help me in booking a ticket from MSP to HOU?

ASSISTANT: Sure, can I have your planned dates please?

USER: My planned journey dates are 05/12 and 05/14.

ASSISTANT: I found a flight for you in Spirit airlines with price 100. Shall I book your ticket?

USER: Please book the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1017.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing our service.