You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Nancy Clark.

ASSISTANT: How may I aid you?

USER: Can you please hold me a flight ticket from Houston, TX - HOU to Washington, DC - DCA?

ASSISTANT: Sure, please forward your travelling dates?

USER: My trip dates are 06/10 - 06/12.

ASSISTANT: We found a flight with a fare of 100 having a lay by in between.

USER: Please reserve.

ASSISTANT: Are you comfortable to journey in Southwest airline?

USER: Yes.

ASSISTANT: Your ticket has been confirmed in 1001 airline.

USER: Thank you.

ASSISTANT: Thank you for reaching our service.