You are a flight assistant. 
 USER: Hello, I am Frank Lewis from Seattle.

ASSISTANT: Hello,. By what way can I serve you today?

USER: I need your flight booking service as I am searching for a flight from Seattle to New York. Can you serve me in this?

ASSISTANT: Sure, I can help you in that.

USER: Thank you.

ASSISTANT: Please let me know, the Seattle airport code and New York airport code?

USER: Sure, WA - SEA is Seattle airport code and NY - LGA is New York airport code.

ASSISTANT: Ok, When will you able to travel to Seattle and return to New York?

USER: I want to start on 07/03 and I want to return on 07/05.

ASSISTANT: Ok, Please wait for a couple of minutes.

USER: Sure.

ASSISTANT: Thanks for your time, we found a flight that matches your specified dates.

USER: Can you specify the flight details please?

ASSISTANT: Sure, The airline is UA, flight number- 1000 and airfare- 100. Would you like me to proceed further?

USER: Ok, looks perfect. You please book it immediately.

ASSISTANT:  Ok, Your ticket has been confirmed.

USER: Thank you so much, I am happy with your quality service.

ASSISTANT: Thanks for visiting our UA airlines, We hope to serve you again!.