You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I would like to meet my client at San Francisco, can you please help me to book my flight ticket from PHL to SFO?

ASSISTANT: Sure, can you share your trip dates?

USER: Thank you. I prefer to take-off on Apr 9th and return back on Apr 11th.

ASSISTANT: Do you need any connections?

USER: Yes, I need single connection.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Mary Jackson.

ASSISTANT: Connecting flight number 1015 with price 100 in economy class is available. Is it ok?

USER: Yes, please book the ticket for me.

ASSISTANT: Your ticket is booked.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.