乘飞机
I'd like to book a ticket for June 23rd.
I'd like a round-trip ticket to Tokyo.
I want an economy class ticket.
Is it direct?
What's the departure time?
Can I change my flight schedule?
When can I check in?
How much luggage can I carry on?
Which gate shall I go to?
Can you exchange seats with me?
Is this the baggage claim area for flight Y45?
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