Economy class will do.
I'm planning to go to Guangzhou. Can you help me check flights?
user
Please tell me from where you will depart and I'll check out the flight information for you.
assistant
I'll be leaving from Xiamen.
user
And when do you expect to leave? Have you decided your departure date?
assistant
I plan to leave next Monday.
user
Which class do you prefer?
assistant
Request Flight flight information