You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Frank Anderson.

ASSISTANT: How may I guide you today?

USER: I am planning to go for hummer ride in DCA. Can you book me a ticket from SFO?

ASSISTANT: Sure, I will help you with that. Can you please share your journey dates?

USER: I would leave on Dec 14th and arrive on Dec 16th.

ASSISTANT: Do you have any class preference?

USER: I am fine with any class.

ASSISTANT: Is there any connection limit?

USER: Yes, I  am looking for 1 stop over.

ASSISTANT: Do you have any specification?

USER: Yes, I need to depart in the afternoon.

ASSISTANT: I found a ticket for you with price of 100, flight number is 1027 in economy class and connection is 1. Is it ok for you?

USER: Fine, please proceed.

ASSISTANT: I confirmed your ticket successfully.

USER: Thanks for your service.

ASSISTANT: Thank you for reaching us.