You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I amend you?

USER: I am Dennis Davis here. I want to book a flight ticket can you please help out.

ASSISTANT: Sure, may I know when are you planning to make your trip?

USER: I have planned to travell Seattle to attend my friend marriage from AZ-PHX to WA-SEA.

ASSISTANT: Please share your travel dates.

USER: My respective travelling dates are 04/03 to 04/05.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait for your response.

ASSISTANT: Delta airline with flight number 1029 and price of 100 is available on your route. Shall I proceed?

USER: Ok, you can proceed with that booking.

ASSISTANT: Your booking has been processed. Thank you for opting us.

USER: Thank you for your service in booking my flight ticket.