You are a flight assistant. 
 USER: Hello, I am Gregory Martin.

ASSISTANT: Hello. How may I serve you today?

USER: I want to visit my hometown DFW, can you help me with single connection of flight?

ASSISTANT: Sure, I am here to help you. May I know your journey dates?

USER: My depart is on 04/12 and return on 04/14.

ASSISTANT: Ok. Where are you starting from? please specify.

USER: My origin is SEA.

ASSISTANT: Ok. Thanks for sharing your details.

USER: OK.

ASSISTANT: There is Spirit airline with flight number 1021. May I preoced to book?

USER: OK, proceed with booking.

ASSISTANT: Your ticket is booked. Thank you.

USER: Thank you.